CXCR3 and myasthenia gravis: Chemokine receptor CXCR3, known to drive migration and homing of activated T cells in inflammatory site [27], was particularly upregulated in hyperplasia and thymitis (Table 2) confirming previous observations of increased expression of CXCR3 and its ligand IFN-γ-inducible protein 10 in the thymus of MG patients [28].